Samsung Galaxy Tab 4 7.0 3G official Pictures. Samsung Galaxy Tab 4 7.0 3G is a Smartphone of samsung. The Samsung Galaxy Tab 4 7.0 3G Android Tablet. Announced Apr 2014. Features 7.0″ Display Marvell PXA1088 Chipset 3.15 MP Primary Camera 1.3 MP Front Camera 4000 MAh Battery 16 GB Storage 1.5 GB RAM. Samsung Galaxy Tab 4 7.0 3G price starts.